Attic Fan Vs No Attic Fan

The whole house fan pulls the warm air from the living rooms into the attic and fresh air is drawn in through open doors and windows.

Attic fan vs no attic fan.

There is a cost factor to consider with a solar attic fan. This will help to avoid premature damage to the shingles or mold building up in moist hot. The average attic fan draws less than 300 watts making it seem like an energy efficient home improvement but some professionals in the field claim that attic fans are not a cost saving investment. The attic fan on the other hand blows warm air out through the roof or a gable vent and the fresh air is drawn in through the roof and vents.

While quality attic fan is designed specifically for the removal of air on the attic with the gable vents exhausting the hottest atmosphere the whole house fan just brings in cold air from outside. It s like having an oven sitting on top of your house. During the day any cooler air brought in by the fan will be heated up immediately by the surrounding structure. Without ventilation unfinished attic spaces can end up having stagnant air.

Attics have been known to reach temperatures as high as 130 degrees. Many users however claim an attic fan is a money saver but they do not offer documented proof of the savings. Compared to the attic fan which only exhausts air from the attic and doesn t provide a cooling solution to the living area. Without any air movement temperatures in the attic soar in summer and plunge in winter.

Iliving 800 cfm shutter exhaust fan at amazon this fan can easily remove excess heat moisture and odor from any space up to 1 200 square feet. If your home has an attic you are probably aware of how hot it gets in the summer. Air movement in the attic helps prevent moisture buildup on rafters and on the bottom of roofing materials. An attic fan works by exchanging the hot air in your attic space for fresh air pulled through the vents.

Attic fan vs whole house fan. Because heat rises it becomes trapped in the attic and without proper ventilation the heat has nowhere to go. Although you can recoup the initial expense through your energy cost savings over time there is a barrier to entry with this product that may be too much for some consumers. Even though an attic exhaust fan can incrementally lower the temperature of a very hot attic using a fan does not stop the source radiant heat.

In summer air movement helps rid the attic space of.